Results 31 to 40 of about 7,888,974 (327)

Normal form analysis of bouncing cycles in isotropic rotor stator contact problems

open access: yesInternational Journal of Mechanical Sciences, 2019
This work considers analysis of sustained bouncing responses of rotating shafts with nonlinear lateral vibrations due to rotor stator contact. The insight that this is an internal resonance phenomena makes this an ideal system to be studied with the ...
A. Shaw, A. Champneys, M. Friswell
semanticscholar   +1 more source

Axisymmetric deformations in a nonlocal isotropic thermoelastic solid with two temperature

open access: yesForces in Mechanics, 2022
The paper is devoted to the study of the axisymmetric deformations in a two-dimensional nonlocal homogeneous isotropic thermoelastic solid without energy dissipation. The effect of two temperature has been added with normal force over the circular region,
Parveen Lata, Sukhveer Singh
doaj   +1 more source

Bending Analysis of Thick Isotropic Plates by Using 5th Order Shear Deformation Theory [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2016
A 5th order shear deformation theory considering transverse shear deformation effect as well as transverse normal strain deformation effect is presented for static flexure   analysis of simply supported isotropic plate.
Yuwaraj M. Ghugal, Param D. Gajbhiye
doaj   +1 more source

A new inverse trigonometric shear deformation theory for isotropic and functionally graded sandwich plates [PDF]

open access: yes, 2014
A new inverse trigonometric shear deformation theory is proposed for the static, buckling and free vibration analyses of isotropic and functionally graded (FG) sandwich plates.
Thai, Huu-Tai   +3 more
core   +1 more source

Quasiperiodic mechanical metamaterials with extreme isotropic stiffness

open access: yes, 2020
Architected metamaterials are dominantly periodic, but on the other hand, natural materials usually exhibit aperiodicity or even disordered randomness.
Yi-Qiang Wang, O. Sigmund
semanticscholar   +1 more source

Stacking sequences for extensionally isotropic, fully isotropic and quasi-homogeneous orthotropic laminates [PDF]

open access: yes, 2008
Stacking sequence listings are presented for fully uncoupled Extensionally Isotropic (EILs), Fully Isotropic (FILs) and Quasi-Homogeneous Orthotropic (QHOLs) angle-ply Laminates, with up to 21 plies.
Christopher York, York, C.B.
core   +1 more source

Diffusion basis spectrum imaging for identifying pathologies in MS subtypes

open access: yesAnnals of Clinical and Translational Neurology, 2019
Diffusion basis spectrum imaging (DBSI) combines discrete anisotropic diffusion tensors and the spectrum of isotropic diffusion tensors to model the underlying multiple sclerosis (MS) pathologies. We used clinical MS subtypes as a surrogate of underlying
Afsaneh Shirani   +8 more
doaj   +1 more source

A rapid and reliable method of counting neurons and other cells in brain tissue: a comparison of flow cytometry and manual counting methods

open access: yesFrontiers in Neuroanatomy, 2010
It is of critical importance to understand the numbers and distributions of neurons and non-neurons in the cerebral cortex because cell numbers are reduced with normal aging and by diseases of the CNS.
Christine E Collins   +4 more
doaj   +1 more source

‘Quasi-Tricritical’ and Glassy Dielectric Properties of a Nematic Liquid Crystalline Material

open access: yesCrystals, 2020
Results of dielectric studies in the nematic and isotropic liquid phases of pentylcyanobiphenyl (5CB), a model rod-like liquid crystalline material, are shown.
Aleksandra Drozd-Rzoska
doaj   +1 more source

An upper bound for validity limits of asymptotic analytical approaches based on normal form theory [PDF]

open access: yes, 2012
Perturbation methods are routinely used in all fields of applied mathematics where analytical solutions for nonlinear dynamical systems are searched.
LAMARQUE, Claude-Henri   +2 more
core   +1 more source

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